body,div,ul,li{ 
margin:0;
padding:0;
}

#nav { 
width:960px;
height:35px; 
background:#ccc;
margin:0 auto;
margin-top:30px;
}
#nav ul {
width:960px;
height:35px;

}

#nav ul li {
float:left;
list-style:none;
width:100px;
line-height:35px;
text-align:center;
padding:0 10px;

}
#nav ul li a {

color:#333;
text-decoration:none;
font-size:12px;
display:block;
padding:0 10px;
}

#nav ul li a:hover {

color:#fff;
text-decoration:underline;
background:#000;

}

